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- two reaction method 双反应法
- Results Compared with reported method,two reaction stages (3,17-diacetylation and hydrolysis) were omitted in improved synthesis.The structure of obtained 2-methoxyestradiol was confirmed via 1H? 结果改进的合成方法割除了文献报道方法中的3,17双乙酰化及水解二个反应步骤,合成获得的2甲氧基雌二醇成品进行了结构确证。
- The dimethylaminoethanol is synthesized by extractive reaction method. 采用萃取反应法合成二甲基乙醇胺。
- Calcium salicylate is synthesized by the rheological phase reaction method. 用流变相合成了水杨酸钙。
- Samarium salicylate is synthesized by the rheological phase reaction method. 用流变相合成了水杨酸钐。
- Two different types of dehydrocyclization (DHC) active site, i. e. high temperature active site and low temperature active site, over Pt-Al2O3 catalyst were evidenced by temperature programmed surface reaction method. 用程序升温表面反应法证明在Pt-Al_2O_3催化剂上存在高温和低温两种脱氢环化活性中心。
- The polyurethane-acrylate oligomer was prepared using isophorone diisocyanate, hydroxypropyl acrylate and polyethylene glycol as raw materials through two steps bulk reaction method. 以异佛尔酮二异氰酸酯、丙烯酸羟丙酯和聚乙二醇为原料,采用本体法两步合成聚氨酯丙烯酸酯齐聚物,经光热引发交联成型后可用作聚氨酯弹性体。
- Plants have two reaction centers in the thylakoids of the chloroplast;Photosystems I and II). 在植物的叶绿体的类囊体上有两个反应中心：光系统I和光系统II。
- Two reaction apparatuses for vapor/liquid/solid system were designed, one for homopolymerization while the other for copolymerization. 这两个体系使紫外光的透过率恒定并实现了聚合过程中不存在随着溶液厚度的增加而吸收光强下降的趋势。
- LiVPO4F was prepared with a two-step reaction method based on a carbothermal reduction(CTR) process. 利用碳热还原法,通过2步反应合成了LiVPO4F。
- The authors choose the reasonable condition to avoid the two reaction mentioned above,synthesize the part hydrolysis polyacrylamide with ultrahigh molecular weight. 选择的条件就是尽量避免以上两个副反应的发生,形成超高分子量部分水解的聚丙烯酰胺。
- The lev els o f serum TC,TG,HDL,LDL,VLDL were measured by enzyme reaction method. 采用免疫透射比浊法测定其血清中Lp(a)水平，采用酶法测定其血清中TC、TG、HDL、VLDL的水平。
- Cu-Ag Bimetallic powers which were similar to the copper powders, were prepared by substitutional reaction method. 采用化学置换反应法制备铜-银双金属粉末。
- Aluminum matrix ceramic coating was fabricated on Q235 steel by thermochemical reaction method. 采用热化学反应法在Q235钢上制备氧化铝基陶瓷涂层,对涂层进行结构分析及性能测试。
- The aromatic hydrocarbons content in naphtha was analyzed by a chemical reaction method. 用化学分析方法测定了工业用石脑油中芳香烃的含量。
- The novel flame retardant was synthesized using neopentylglycol, phoshorus oxychioride and 1, 3, 5-trihydroxy benzene by facile and high efficient method consisting of two reactions. 摘要以1,3,5-三羟基苯、新戊二醇、三氯氧磷等为原料，采用简洁、高效的合成路线，通过两步反应合成了新型阻燃剂1,3,5-三（5,5-二甲基-1,3-二氧杂己内磷酸酯基）苯。
- Manganese salicylate was synthesized with the rheological phase reaction method. 用流变相反应法合成了水杨酸锰配合物。
- There are mainly two reactions involved in the pathways, chain elongation and desaturation. 合成途径中，有两个主要的反应，即碳链的增长和去饱和作用。
- The only way to differentiate between these two reactions is via the measurement of serum biochemical assays. 区分两种反应的唯一途径是通过检测血清生化指标。
- A solid state reaction method is employed to synthesis nanometer-sized NiO and the overall procedure was monitored by FTIR, XRD, and EDS. 通过固相反应法制备了纳米NiO。 用FTIR，XRD，EDS等手段分析了固相反应制备纳米NiO的可行性和反应历程。
